名詞 rod:

1. a linear measure of 16.5 feet
   同義詞：perch, pole
2. a long thin implement made of metal or wood
3. any rod-shaped bacterium
4. a square rod of land
   同義詞：perch, pole
5. visual receptor cell sensitive to dim light
   同義詞：rod cell, retinal rod
6. a gangster's pistol
   同義詞：gat

1. I bought a new fishing rod last Sunday.
   上星期日我新買了一個(gè)魚(yú)竿。
2. Spare the rod and spoil the child.
   不打不成器。
3. A rod or lever transmitting motion in a machine.
   連桿機(jī)器中傳遞運(yùn)動(dòng)的連桿或杠桿
4. A rolling mill is used to form the material into various form such as round rod, square or rectangular bar.
   人們使用軋機(jī)把材料加工成各種形狀，如圓棒材、方棒材和矩形棒材。
5. He welded the broken rod.
   他焊接一根斷了的桿子。
6. The concrete walls are reinforced with steel rods.
   混凝土墻是用鋼筋加固的。

rod

n.（名詞）
A thin straight piece or bar of material, such as metal or wood, often having a particular function or use, as:
桿，竿：一片或一根常有特定功能或用途的金屬或木質(zhì)細(xì)長(zhǎng)直棒，如：
A fishing rod.
釣魚(yú)竿
A piston rod.
活塞桿
An often expandable horizontal bar, especially of metal, used to suspend household items such as curtains or towels.
竹竿：一種用于吊掛窗簾或毛巾等家庭用具的通常可伸展的水平金屬桿
A leveling rod.
水準(zhǔn)尺
A lightning rod.
避雷針
A divining rod.
占卜杖
A measuring stick.
測(cè)量用的棒
A shoot or stem cut from or growing as part of a woody plant.
樹(shù)枝條：生長(zhǎng)在木本植物上的或從木本植物上砍下來(lái)的嫩枝或莖干

A stick or bundle of sticks or switches used to give punishment by whipping.
笞鞭，棍棒：用于鞭打懲罰的細(xì)棍棒或枝條束
Punishment; correction.
懲罰；懲戒
A scepter, staff, or wand symbolizing power or authority.
權(quán)杖：象征權(quán)力或權(quán)威的寶杖、短棒或魔杖
Power or dominion, especially of a tyrannical nature:
權(quán)威：尤指具暴政性質(zhì)的權(quán)力或統(tǒng)治權(quán)：
例句：
.under the rod of a cruel slavery.(John Henry Newman)
.在殘酷的奴隸統(tǒng)治下.(約翰·亨利·紐曼)

Abbr. r.,rd
縮寫 r.,rd
A linear measure equal to 5.5 yards or '.5 feet (5.03 meters).Also called pole 2
桿：一種等于5.5碼或'.5英尺(5.03米）的長(zhǎng)度單位也作 pole2
The square of this measure, equal to 30.25 square yards or 272.25 square feet (25.30 square meters).See table at measurement
平方桿：該長(zhǎng)度單位的平方，等于30.25平方碼或272.25平方英尺(25.30平方米）參見(jiàn) measurement
Bible A line of family descent; a branch of a tribe.
【圣經(jīng)】 血統(tǒng)：家族；部落的一支
Anatomy Any of various rod-shaped cells in the retina that respond to dim light.
【解剖學(xué)】 視網(wǎng)膜：視網(wǎng)膜里的一種對(duì)昏暗的光線可作出反應(yīng)的桿狀細(xì)胞
Microbiology An elongated bacterium; a bacillus.
【微生物學(xué)】 桿菌：一種細(xì)長(zhǎng)的細(xì)菌；桿狀菌
Slang A pistol or revolver.
【俚語(yǔ)】 手槍，左輪手槍
Often rods A portion of the undercarriage of a train, especially the drawbar under a freight car:
常作 rods 牽引桿：火車底部的一部分，尤指貨車車廂下的牽引桿：
例句：
ride the rods.
騎桿

來(lái)源：
Middle English rodd
中古英語(yǔ) rodd
from Old English
源自 古英語(yǔ)